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Finding the Fourth Proportional to 152,063.40, 228,095.10 and 144,805.80

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Solution

The fourth proportional to 152,063.40, 228,095.10 and 144,805.80 is: 217,208.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,063.40 : 228,095.10 = 144,805.80 : x
  2. Step 2: Convert to fraction form
    152,063.40/228,095.10 = 144,805.80/x
  3. Step 3: Cross multiply
    152,063.40x = 228,095.10 × 144,805.80
  4. Step 4: Simplify right side
    152,063.40x = 33,029,493,431.58
  5. Step 5: Solve for x
    x = 33,029,493,431.58/152,063.40
  6. Step 6: Final answer
    x = 217,208.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.